https://www.openlearning.com/u..../garzamcdougall-smnq
https://zenwriting.net/angorab....arge6/15-startling-f
How Long Does a Gas Safety Certificate Last? A gas safety certificate is a formal document that confirms the safe operation of appliances in a house. It must be issued by a Gas Safe registered engineer and lasts for 12 months. Landlords are required to renew their certificates annually and provide a copy of the certificate to any new tenants within 28 day